LG 32SE3B-BE Service Manual page 27

D2
D3
D4
12
SHIELD
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Copyright ⓒ 2015 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LAN
* H/W option : ETHERNET
Parts No.901~1000
P901
BS-R570098
0.01uF
C904
1
2
EPHY_TDP
3
EPHY_TDN
4
EPHY_RDP
5
EPHY_RDN
0.01uF
C905
6
Place this cap. near IC
7
8
9 VA901 VA902 VA903 VA904
5.5V 5.5V 5.5V 5.5V
OPT OPT OPT
OPT
10
11
D1
YL_A
Route Single 50 Ohm, Differential 100 Ohm
GN_C
GN_A
C901
0.01uF
50V
C902
0.1uF
16V
C903
1000pF
50V
R901 0
OPT
Place 0.1uF close to each power pins
C908
15pF
50V
X901
25MHZ
25MHz, CL 18pF, ESR , max 30 Ohm, +/-30ppm
R906
C909 0
15pF
50V
C906
C907
10uF
Place this Res. near IC
0.1uF
10V
16V
OPT
R902
2.49K 1%
RSET LED0/PHYAD[0]/PMEB
1 24
THERMAL
AVDD10OUT MDIO
2 33 23
MDI+[0] MDC
3 22
EPHY_RDP
IC901
MDI-[0] PHYRSTB
4 21
EPHY_RDN RTL8201F-VB-CG
MDI+[1] TXEN
5 20
EPHY_TDP
LAN_AVDD33 MDI-[1] TXD[3]
6 19
EPHY_TDN
AVDD33_1 TXD[2]
7 18
R903
RXDV TXD[1]
8 17
4.7K
LAN_DVDD33
R904 4.7K
R905 4.7K
READY
+3.5V_ST +3.5V_ST_LAN +3.5V_ST_LAN
L902
PZ1608U121-2R0TF
PMV48XP
Q901
R917 R918
470K 100K
L903
PZ1608U121-2R0TF
/WOL_ON
C913 C914
0.1uF 10uF
16V 10V
OPT
Place this cap. near IC
LAN_AVDD33 LAN_AVDD33
R914 R915
1.5K 4.7K
/RTL8201_PMEB
R913 0
R916
EPHY_MDIO
0
EPHY_MDC
R919 22
/RTL8201_RESET
C915
EPHY_EN
0.1uF
OPT
EPHY_TXD1
LAN_DVDD33
PHY ADDRESS CONFIG
CONFIG PHY_ADDRESS = 11
C912
0.1uF
16V
LAN_DVDD33
/RTL8201_PMEB
EPHY_ACTIVITY
ET_RXER
LAN_AVDD33
C916 C918
0.1uF 0.1uF
16V 16V
LAN_DVDD33
C917
0.1uF
16V
LS33B 14/10/09
Ethernet
LGE Internal Use Only